The webapp provides for each item the link on ECB's website.
Speeches for : Isabel Schnabel where "signal" appeared
2022-09-22 : Interview with t-online2021-09-20 : Asset purchases: from crisis to recovery
2020-04-04 : Interview with To Vima
Speeches for : Isabel Schnabel where "signal" appeared
2022-09-22 : Interview with t-online